service.sh

#!/system/bin/sh
# Do NOT assume where your module will be located.
# ALWAYS use $MODDIR if you need to know where this script
# and module is placed.
# This will make sure your module will still work
# if Magisk change its mount point in the future
MODDIR=${0%/*}

# This script will be executed in late_start service mode

# Display Settings
# Increase saturation for vivid colors
service call SurfaceFlinger 1023 i32 1
service call SurfaceFlinger 1022 f 1.5
service call SurfaceFlinger 1015 i32 1 f  0.957 f  0 f  0 f  0 f  0 f  0.976 f  0 f  0 f  0 f  0 f  1 f  0 f  0 f  0 f  0 f  1

# Disable HW Overlay for smoothness
service call SurfaceFlinger 1008 i32 1

# Force 90 Hz refresh rate if available
service call SurfaceFlinger 1035 i32 0

# Enable GPU-only composition profile
service call SurfaceFlinger 1006 i32 0 i32 1

# Kernel Parameters
echo 50331648 > /proc/sys/vm/dirty_bytes
echo 16777216 > /proc/sys/vm/dirty_background_bytes
echo 100 > /proc/sys/vm/vfs_cache_pressure
echo 10 > /proc/sys/vm/swappiness
echo 5 > /proc/sys/vm/dirty_ratio
echo 5 > /proc/sys/vm/dirty_background_ratio
echo 1 > /proc/sys/vm/page-cluster
echo 1048576 > /proc/sys/vm/max_map_count
echo 600000 > /proc/sys/kernel/sched_min_granularity_ns
echo 1200000 > /proc/sys/kernel/sched_wakeup_granularity_ns
echo 600000 > /proc/sys/kernel/sched_latency_ns
echo 20000 > /proc/sys/kernel/sched_migration_cost_ns
echo 0 > /proc/sys/kernel/sched_min_task_util_for_colocation

# CPU Governor
for cpu in /sys/devices/system/cpu/cpu*; do
    echo interactive | sudo tee ${cpu}/cpufreq/scaling_governor
done

# CPU Settings
echo 50 > /dev/cpuctl/bg_non_interactive/cpu.shares
echo 1000 > /dev/cpuctl/cpu.shares
echo 1250 > /dev/cpuctl/fg_boost/cpu.shares

echo 1000000 > /dev/cpuctl/cpu.rt_period_us 
echo 800000 > /dev/cpuctl/cpu.rt_runtime_us

echo 1000000 > /dev/cpuctl/apps/cpu.rt_period_us 
echo 800000 > /dev/cpuctl/apps/cpu.rt_runtime_us

echo 1000000 > /dev/cpuctl/bg_non_interactive/cpu.rt_period_us
echo 800000 > /dev/cpuctl/bg_non_interactive/cpu.rt_runtime_us

echo 1000000 > /dev/cpuctl/apps/bg_non_interactive/cpu.rt_period_us
echo 800000 > /dev/cpuctl/apps/bg_non_interactive/cpu.rt_runtime_us

# GPU Settings
for gpu in /sys/class/kgsl/kgsl-3d0; do
 echo 0 > $gpu/max_pwrlevel
 echo 0 > $gpu/throttling
 echo 0 > $gpu/bus_split
 echo 1 > $gpu/force_clk_on
 echo 1 > $gpu/force_bus_on
 echo 1 > $gpu/force_rail_on
 echo 1 > $gpu/force_no_nap
 echo 4 > $gpu/devfreq/polling_interval
 echo 10000000000 > $gpu/idle_timer
 echo 0 > $gpu/snapshot/snapshot_crashdumper
 echo 1 > $gpu/adrenoboost
 echo 0 > $gpu/devfreq/adrenoboost
 echo N > $gpu/adreno_idler_active
done

# I/O Scheduler
echo deadline | sudo tee /sys/block/*/queue/scheduler

# Setting nr_requests for an even more improved I/O performance
for dev in /sys/class/block/*; do
    if [ -r "${dev}"/queue/nr_requests ]; then
        echo 3072 | sudo tee ${dev}/queue/nr_requests
    fi
done

# VSync setting
set start vsync

# Network Settings
echo 0 > /proc/sys/net/ipv4/tcp_timestamps
echo 1 > /proc/sys/net/ipv4/tcp_low_latency
echo 1 > /proc/sys/net/ipv4/tcp_tw_reuse
echo 4096,16384,404480 > /proc/sys/net/ipv4/tcp_wmem
echo 4096,87380,404480 > /proc/sys/net/ipv4/tcp_rmem
echo 1 > /proc/sys/net/ipv4/tcp_rfc1337
echo 1 > /proc/sys/net/ipv4/tcp_fack
echo 1 > /proc/sys/net/ipv4/tcp_sack
echo 1 > /proc/sys/net/ipv4/tcp_dsack
echo 1 > /proc/sys/net/ipv4/tcp_mtu_probing
echo 60 > /proc/sys/net/ipv4/tcp_keepalive_time
echo 10 > /proc/sys/net/ipv4/tcp_keepalive_intvl
echo 6 > /proc/sys/net/ipv4/tcp_keepalive_probes
echo 0 > /proc/sys/net/ipv4/tcp_slow_start_after_idle
echo 10 > /proc/sys/net/ipv4/tcp_fin_timeout
echo 2000000 > /proc/sys/net/ipv4/tcp_max_tw_buckets
echo 8192 > /proc/sys/net/ipv4/tcp_max_syn_backlog
echo 3 > /proc/sys/net/ipv4/tcp_fastopen
echo 4096 1048576 2097152 > /proc/sys/net/ipv4/tcp_rmem
echo 4096 65536 16777216 > /proc/sys/net/ipv4/tcp_wmem
echo 8192 > /proc/sys/net/ipv4/udp_rmem_min
echo 8192 > /proc/sys/net/ipv4/udp_wmem_min
echo 1048576 > /proc/sys/net/core/rmem_default
echo 16777216 > /proc/sys/net/core/rmem_max
echo 1048576 > /proc/sys/net/core/wmem_default
echo 16777216 > /proc/sys/net/core/wmem_max
echo 65536 > /proc/sys/net/core/optmem_max
echo 8192 > /proc/sys/net/core/somaxconn
echo 16384 > /proc/sys/net/core/netdev_max_backlog

# Misc Settings
echo 500 > /sys/kernel/mm/lru_gen/min_ttl_ms
echo 0 > /sys/module/mmc_core/parameters/use_spi_crc

# Trim Operations
function trim() {
fstrim -v $1 >> /cache/magisk.log
}

trim /system
trim /vendor
trim /metadata
trim /odm
trim /system_ext
trim /product
trim /data
trim /cache
trim /persist
trim /preload